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Horizontal Garden Sundial

DocumentedSupported by at least one credible specialist source.

Record status

Individual type · partial

Period

1542

This horizontal garden sundial is constructed of brass and measures approximately 224 mm in diameter. It is recognized as the earliest known signed and dated English dial.

The object features an octagonal plate with four rectangular holes intended for mounting on a garden pedestal. The central roundel contains the signature 'N O' and the date '1542', which are attributed to Nicholas Oursian, a French Huguenot clockmaker active in England under monarchs Henry VIII, Edward VI, and Elizabeth I. The hour scale is marked from IIII through XII to VIII, complemented by foliate engraving and a crowned Tudor rose flanked by the letters H and R.

The dial includes a French inscription translating to 'Long Live King Henry the Eighth'. The current gnomon is a modern replacement. The instrument was historically located in Chester and Wiltshire before its acquisition by the Museum of the History of Science, Oxford.

Evidence at a glance

Linked sources
1
Photograph views
1
Catalogue references
0

Counts describe this entry’s documentation, not authenticity, rarity or completeness. Photographs may show one specimen; check each caption and licence.

Technical characteristics

Date
1542
Type
English horizontal dial
Maker
Attributed to Nicholas Oursian
Material
Brass
Mounting
Four rectangular holes in octagonal plate
Provenance
Found in Chester, formerly wall-mounted in Wiltshire
Inscription
VIVE LE ROY H 8
Place recorded
England
Maker / attribution
Nicholas Oursian

Design

Visible features
• Octagonal brass plate with four mounting holes • Hour scale marked with Roman numerals IIII to VIII • Engraved crowned Tudor rose and foliate motifs • Central circular reserve bearing 'N O' and '1542'
Construction and Design
The sundial consists of an octagonal brass plate measuring 224 mm at its maximum diameter. The plate is pierced with four rectangular holes positioned for fixing the device onto a garden pedestal. The upper surface of the dial is finished with engraved foliate decoration surrounding the main components. The hour ring is inscribed with Roman numerals ranging from IIII to VIII, incorporating the XII at the top. The central circular area contains the primary signature and dating in a roundel. A significant portion of the dial's decorative space is occupied by a crowned Tudor rose positioned between the letters H and R. Beneath this, the dial features the French inscription 'VIVE LE ROY H 8' executed in capital letters with star-shaped separators.
Signature and Attribution
The object is signed with the initials 'N O', which are placed alongside the date '1542'. The museum attributes this signature to Nicholas Oursian, a French Huguenot clockmaker. Records indicate he provided services to the English royal court, specifically during the reigns of Henry VIII, Edward VI, and Elizabeth I. The attribution remains a historical assessment based on these initials and the dial's role as the earliest known dated English example of its type. The integration of royal iconography—specifically the Tudor rose and the monarch's initials—aligns with the period of Henry VIII's reign, supporting the 1542 date.
Provenance and Modifications
The sundial's history includes documented locations in both Chester and Wiltshire. Before its eventual acquisition by the Museum of the History of Science in Oxford, the dial was mounted on the exterior wall of a private house in Wiltshire. The gnomon is explicitly identified as a modern replacement. This modification is significant as it suggests the original gnomon was lost or damaged before the object's rediscovery in the late 19th century. The current replacement is calculated for a latitude of 54 1/2 degrees, which is the only remaining indication of its functional intent in its post-1890 configuration.

Identification

Source note
Facts transcribed from the linked source listing or collection record. Attribution and specifications are source-reported and have not been independently authenticated.

Catalogue references

No catalogue numbers recorded. Numbers are only published once transcribed from a verified edition of a standard catalogue — they are never inferred.

Research required

  • Research required: Gnomon is a modern replacement potentially added in the 1890s
  • Research required: Signature 'N O' is only probably representative of Nicholas Oursian
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